C01G 3/14
Complexes with ammonia
C01G3/14 (Complexes with ammonia) appears on 8 US grants and 8 published applications in this corpus.
Search patents in C01G- Granted patents
- 8
- Published applications
- 8
- Assignees
- 8
- Inventors
- 32
- Latest grant
- 4 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 4 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Preparation of copper(II)-ammonia complex ion sulfidization activator and sulfidization flotation method for copper oxide ore4 Apr 2023US 11,618,689 B2Central South University
- Solid ammonia storage and delivery material13 Feb 2018US 9,889,403 B2Amminex Emissions Technology A/S
- High density storage of ammonia21 Jun 2011US 7,964,163 B2Amminex A/S
- Low energy method of preparing basic copper carbonates17 Aug 2010US 7,776,306 B2Peninsula Copper Industries Incorporated
- Process for the removal of zinc and nickel from copper ammine sulfate solutions26 Jul 1994US 5,332,560 ACato Research Corporation
- Copper(ii)-ammonia complex ion sulfidization activator, preparation and application thereof11 Feb 2021US 2021/0039956 A1Central South University
- Solid ammonia storage and delivery material5 Sep 2013US 2013/0230443 A1Amminex Emissions Technology A/S
- High Density Storage of Ammonia4 Feb 2010US 2010/0024403 A1Amminex A/S
- Low energy method of preparing basic copper carbonates31 Dec 2009US 2009/0324481 A1
- Low energy method of preparing basic copper carbonates31 Dec 2009US 2009/0324482 A1Peninsula Copper Industries Incorporated
Most cited
By later US patents
- High density storage of ammonia8US 7,964,163 B2Amminex A/S · 2011
- Low energy method of preparing basic copper carbonates4US 7,776,306 B2Peninsula Copper Industries Incorporated · 2010
- Production of copper compounds3US 5,310,533 AAustralian Copper Company Pty. Ltd. · 1994
- Process for the removal of zinc and nickel from copper ammine sulfate solutions2US 5,332,560 ACato Research Corporation · 1994
- Preparation of muconic acid mononitriles and copper(II)-ammonia reagent therefor1US 4,335,010 AAllied Corporation · 1982